With nine of the top 10 dramas this season and seven of the top eight comedies, CBS continues to rule scripted programming with the Network's programs comprising 80% of the top 20 scripted series (16 of the top 20), according to Nielsen most current ratings through Week 31 (9/19/11-4/22/12).

For the week, according to Nielsen live plus same day ratings, NCIS was the #1 program in viewers for the eighth time this season. Every first-run episode of NCIS was that week's top drama. TWO AND A HALF MEN was the week's top comedy.

A rebroadcast of NCIS: LOS ANGELES beat all first-run scripted programming on the competition except "Castle." A rebroadcast of THE BIG BANG THEORY beat all first-run comedies on the competition except "Modern Family."

For the week in key demographics, CBS was tied for second in adults 25-54 (2.5/06, with ABC) and averaged 1.8/05 in adults 18-49. Season-to-date, CBS is first in adults 25-54 (4.0/10) and second in adults 18-49 (3.0/08, -0.2 behind FOX). Season-to-date, CBS is up +4% in households, +1% in viewers and +3% in both adults 25-54 and adults 18-49 compared to last year.

? HOW I MET YOUR MOTHER (4.5/07, 7.24m) was tied for first in adults 18-34 (2.7/09, with NBC), second in adults 18-49 (3.1/09) and tied for second in adults 25-54 (3.6/10, with ABC).

? TWO AND A HALF MEN was first in adults 25-54 (4.9/11) and second in households (6.8/10), viewers (11.22m) and adults 18-49 (3.8/10, -0.1 behind NBC). Compared to last week, TWO AND A HALF MEN was up +5% in households (from 6.5/08), +9% in adults 25-54 (from 4.5/10), +6% in adults 18-49 (from 3.6/09) and added +820,000 viewers (from 10.40m, +8%). TWO AND A HALF MEN was Monday's #1 program in both adults 25-54 and adults 18-49.

? NCIS was first in households (11.2/18), viewers (18.08m), adults 25-54 (4.6/13) and adults 18-49 (3.1/09). Compared to last week, NCIS was up +2% in households (from 11.0/18), even in both adults 25-54 and adults 18-49 and added +420,000 viewers (from 17.66m, +2%). NCIS was the week's #1 program in households, viewers and adults 25-54 and the top scripted series in adults 18-49.

? THE AMAZING RACE 20 was first in viewers (9.14m), tied for first in households (5.5/09, with NBC) and second in adults 25-54 (3.5/08) and adults 18-49 (2.6/07). Compared to last week, THE AMAZING RACE 20 was up +3% in adults 25-54 (from 3.4/08), even in both households and adults 18-49 and added +20,000 viewers (from 9.12m).

? THE GOOD WIFE was first in households (6.8/10), viewers (10.42m), adults 25-54 (2.7/06) and tied for first in adults 18-49 (1.9/05, with NBC). Compared to last week, THE GOOD WIFE was up +3% in households (from 6.6/10), +4% in adults 25-54 (from 2.6/06), +6% in adults 18-49 (from 1.8/04) and added +260,000 viewers (from 10.16m, +3%).